Mathematics, 17.07.2020 21:01 Ree0628
Grace was given the description “three less than the quotient of a number squared and nine, increased by eight” and was asked to evaluate it when n = 6. Her work is shown below.
Step 1: 3 minus StartFraction n squared Over 9 EndFraction + 8
Step 2: 3 minus StartFraction 6 squared Over 9 EndFraction + 8
Step 3: 3 minus StartFraction 36 Over 9 EndFraction + 8
Step 4: 3 minus 4 + 8
Step 5: 7
In which step did she make an error?
step 1
step 2
step 4
step 5
Answers: 1
Mathematics, 21.06.2019 15:00, epicchicken420
Three coins are flipped. what is the probability that there will be at least two tails?
Answers: 1
Mathematics, 21.06.2019 17:20, maliyahsanmiguel
Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.
Answers: 1
Mathematics, 21.06.2019 20:30, amandaaaa13
Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
Answers: 1
Grace was given the description “three less than the quotient of a number squared and nine, increase...
Mathematics, 24.08.2021 01:10
Mathematics, 24.08.2021 01:10
Mathematics, 24.08.2021 01:10
Health, 24.08.2021 01:10
Mathematics, 24.08.2021 01:10
Computers and Technology, 24.08.2021 01:10
History, 24.08.2021 01:10